659070804a44cdb57f6e346588a84324693feab2
1 /*
2 * $Id$
3 *
4 * (c) 2004 by Kalle Wallin <kaw@linux.se>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 *
19 */
21 #include "config.h"
23 #ifndef DISABLE_SEARCH_SCREEN
24 #include "ncmpc.h"
25 #include "options.h"
26 #include "support.h"
27 #include "mpdclient.h"
28 #include "strfsong.h"
29 #include "command.h"
30 #include "screen.h"
31 #include "utils.h"
32 #include "screen_utils.h"
33 #include "screen_browse.h"
34 #include "gcc.h"
36 #include <ctype.h>
37 #include <stdlib.h>
38 #include <string.h>
39 #include <glib.h>
40 #include <ncurses.h>
42 /* new search stuff with qball's libmpdclient */
43 #define FUTURE
46 #ifdef FUTURE
48 extern gint mpdclient_finish_command(mpdclient_t *c);
50 typedef struct {
51 int id;
52 const char *name;
53 const char *localname;
54 } search_tag_t;
56 static search_tag_t search_tag[] = {
57 { MPD_TAG_ITEM_ARTIST, "artist", N_("artist") },
58 { MPD_TAG_ITEM_ALBUM, "album", N_("album") },
59 { MPD_TAG_ITEM_TITLE, "title", N_("title") },
60 { MPD_TAG_ITEM_TRACK, "track", N_("track") },
61 { MPD_TAG_ITEM_NAME, "name", N_("name") },
62 { MPD_TAG_ITEM_GENRE, "genre", N_("genre") },
63 { MPD_TAG_ITEM_DATE, "date", N_("date") },
64 { MPD_TAG_ITEM_COMPOSER, "composer", N_("composer") },
65 { MPD_TAG_ITEM_PERFORMER,"performer", N_("performer") },
66 { MPD_TAG_ITEM_COMMENT, "comment", N_("comment") },
67 { MPD_TAG_ITEM_FILENAME, "filename", N_("file") },
68 { -1, NULL, NULL }
69 };
71 static int
72 search_get_tag_id(char *name)
73 {
74 int i;
76 i=0;
77 while( search_tag[i].name )
78 {
79 if( strcasecmp(search_tag[i].name, name)==0 ||
80 strcasecmp(search_tag[i].localname, name)==0 )
81 return search_tag[i].id;
82 i++;
83 }
84 return -1;
85 }
87 #endif
90 #define SEARCH_TITLE 0
91 #define SEARCH_ARTIST 1
92 #define SEARCH_ALBUM 2
93 #define SEARCH_FILE 3
95 #define SEARCH_ARTIST_TITLE 999
97 typedef struct {
98 int table;
99 const char *label;
100 } search_type_t;
102 static search_type_t mode[] = {
103 { MPD_TABLE_TITLE, N_("Title") },
104 { MPD_TABLE_ARTIST, N_("Artist") },
105 { MPD_TABLE_ALBUM, N_("Album") },
106 { MPD_TABLE_FILENAME, N_("Filename") },
107 { SEARCH_ARTIST_TITLE, N_("Artist + Title") },
108 { 0, NULL }
109 };
111 static list_window_t *lw = NULL;
112 static mpdclient_filelist_t *filelist = NULL;
113 static GList *search_history = NULL;
114 static gchar *pattern = NULL;
115 static gboolean advanced_search_mode = FALSE;
118 /* search info */
119 static const char *
120 lw_search_help_callback(unsigned idx, mpd_unused int *highlight,
121 mpd_unused void *data)
122 {
123 unsigned text_rows;
124 static const char *text[] = {
125 "Quick - just enter a string and ncmpc will search according",
126 " to the current search mode (displayed above).",
127 "",
128 "Advanced - <tag>:<search term> [<tag>:<search term>...]",
129 " Example: artist:radiohead album:pablo honey",
130 "",
131 " avalible tags: artist, album, title, track,",
132 " name, genre, date composer, performer, comment, file",
133 "",
134 NULL
135 };
137 text_rows=0;
138 while (text[text_rows])
139 text_rows++;
141 if (idx < text_rows)
142 return text[idx];
143 return NULL;
144 }
146 /* the playlist have been updated -> fix highlights */
147 static void
148 playlist_changed_callback(mpdclient_t *c, int event, mpd_unused gpointer data)
149 {
150 if( filelist==NULL )
151 return;
152 D("screen_search.c> playlist_callback() [%d]\n", event);
153 switch(event)
154 {
155 case PLAYLIST_EVENT_CLEAR:
156 clear_highlights(filelist);
157 break;
158 default:
159 sync_highlights(c, filelist);
160 break;
161 }
162 }
164 /* sanity check search mode value */
165 static void
166 search_check_mode(void)
167 {
168 int max = 0;
170 while( mode[max].label != NULL )
171 max++;
172 if( options.search_mode<0 )
173 options.search_mode = 0;
174 else if( options.search_mode>=max )
175 options.search_mode = max-1;
176 }
178 static void
179 search_clear(mpd_unused screen_t *screen, mpdclient_t *c,
180 gboolean clear_pattern)
181 {
182 if (filelist) {
183 mpdclient_remove_playlist_callback(c, playlist_changed_callback);
184 filelist = mpdclient_filelist_free(filelist);
185 }
186 if (clear_pattern && pattern) {
187 g_free(pattern);
188 pattern = NULL;
189 }
190 }
192 #ifdef FUTURE
193 static mpdclient_filelist_t *
194 filelist_search(mpdclient_t *c, mpd_unused int exact_match, int table,
195 gchar *local_pattern)
196 {
197 mpdclient_filelist_t *list, *list2;
199 if( table == SEARCH_ARTIST_TITLE )
200 {
201 list = mpdclient_filelist_search(c, FALSE, MPD_TABLE_ARTIST,
202 local_pattern);
203 list2 = mpdclient_filelist_search(c, FALSE, MPD_TABLE_TITLE,
204 local_pattern);
206 list->length += list2->length;
207 list->list = g_list_concat(list->list, list2->list);
208 list->list = g_list_sort(list->list, compare_filelistentry_format);
209 list->updated = TRUE;
210 }
211 else
212 {
213 list = mpdclient_filelist_search(c, FALSE, table, local_pattern);
214 }
216 return list;
217 }
219 /*-----------------------------------------------------------------------
220 * NOTE: This code exists to test a new search ui,
221 * Its ugly and MUST be redesigned before the next release!
222 *-----------------------------------------------------------------------
223 */
224 static mpdclient_filelist_t *
225 search_advanced_query(char *query, mpdclient_t *c)
226 {
227 int i,j;
228 char **strv;
229 int table[10];
230 char *arg[10];
231 mpdclient_filelist_t *fl = NULL;
233 advanced_search_mode = FALSE;
234 if( g_strrstr(query, ":") == NULL )
235 return NULL;
237 strv = g_strsplit_set(query, ": ", 0);
239 i=0;
240 while (strv[i]) {
241 D("strv[%d] = \"%s\"\n", i, strv[i]);
242 i++;
243 }
245 memset(table, 0, 10*sizeof(int));
246 memset(arg, 0, 10*sizeof(char *));
248 i=0;
249 j=0;
250 while (strv[i] && strlen(strv[i]) > 0 && i < 9) {
251 int id = search_get_tag_id(strv[i]);
252 if (id == -1) {
253 if (table[j]) {
254 char *tmp = arg[j];
255 arg[j] = g_strdup_printf("%s %s", arg[j], strv[i]);
256 g_free(tmp);
257 } else {
258 D("Bad search tag %s\n", strv[i]);
259 screen_status_printf(_("Bad search tag %s"), strv[i]);
260 }
261 i++;
262 } else if (strv[i+1] == NULL || strlen(strv[i+1]) == 0) {
263 D("No argument for search tag %s\n", strv[i]);
264 screen_status_printf(_("No argument for search tag %s"), strv[i]);
265 i++;
266 // j--;
267 //table[j] = -1;
268 } else {
269 table[j] = id;
270 arg[j] = locale_to_utf8(strv[i+1]); // FREE ME
271 j++;
272 table[j] = -1;
273 arg[j] = NULL;
274 i = i + 2;
275 advanced_search_mode = TRUE;
276 }
277 }
279 g_strfreev(strv);
282 if (advanced_search_mode && j > 0) {
283 int iter;
284 mpd_InfoEntity *entity;
286 /*-----------------------------------------------------------------------
287 * NOTE (again): This code exists to test a new search ui,
288 * Its ugly and MUST be redesigned before the next release!
289 * + the code below should live in mpdclient.c
290 *-----------------------------------------------------------------------
291 */
292 /** stupid - but this is just a test...... (fulhack) */
293 mpd_startSearch(c->connection, FALSE);
295 for(iter = 0; iter < 10; iter++) {
296 mpd_addConstraintSearch(c->connection, table[iter], arg[iter]);
297 }
299 mpd_commitSearch(c->connection);
301 fl = g_malloc0(sizeof(mpdclient_filelist_t));
303 while ((entity=mpd_getNextInfoEntity(c->connection))) {
304 filelist_entry_t *entry = g_malloc0(sizeof(filelist_entry_t));
306 entry->entity = entity;
307 fl->list = g_list_append(fl->list, (gpointer) entry);
308 fl->length++;
309 }
311 if (mpdclient_finish_command(c) && fl)
312 fl = mpdclient_filelist_free(fl);
314 fl->updated = TRUE;
315 }
317 i=0;
318 while( arg[i] )
319 g_free(arg[i++]);
321 return fl;
322 }
323 #else
324 #define search_advanced_query(pattern,c) (NULL)
325 #endif
327 static void
328 search_new(screen_t *screen, mpdclient_t *c)
329 {
330 search_clear(screen, c, TRUE);
332 pattern = screen_readln(screen->status_window.w,
333 _("Search: "),
334 NULL,
335 &search_history,
336 NULL);
338 if( pattern && strcmp(pattern,"")==0 )
339 {
340 g_free(pattern);
341 pattern=NULL;
342 }
344 if( pattern==NULL )
345 {
346 list_window_reset(lw);
347 return;
348 }
350 if( !MPD_VERSION_LT(c, 0, 12, 0) )
351 filelist = search_advanced_query(pattern, c);
352 if( !advanced_search_mode && filelist==NULL )
353 filelist = filelist_search(c,
354 FALSE,
355 mode[options.search_mode].table,
356 pattern);
357 sync_highlights(c, filelist);
358 mpdclient_install_playlist_callback(c, playlist_changed_callback);
359 list_window_check_selected(lw, filelist->length);
360 }
364 static void
365 init(WINDOW *w, int cols, int rows)
366 {
367 lw = list_window_init(w, cols, rows);
368 }
370 static void
371 quit(void)
372 {
373 if (search_history)
374 string_list_free(search_history);
375 if (filelist)
376 filelist = mpdclient_filelist_free(filelist);
377 list_window_free(lw);
379 if (pattern) {
380 g_free(pattern);
381 pattern = NULL;
382 }
383 }
385 static void
386 open(mpd_unused screen_t *screen, mpd_unused mpdclient_t *c)
387 {
388 // if( pattern==NULL )
389 // search_new(screen, c);
390 // else
391 screen_status_printf(_("Press %s for a new search"),
392 get_key_names(CMD_SCREEN_SEARCH,0));
393 search_check_mode();
394 }
396 static void
397 resize(int cols, int rows)
398 {
399 lw->cols = cols;
400 lw->rows = rows;
401 }
403 static void
404 close(void)
405 {
406 }
408 static void
409 paint(mpd_unused screen_t *screen, mpdclient_t *c)
410 {
411 lw->clear = 1;
413 if( filelist )
414 {
415 lw->flags = 0;
416 list_window_paint(lw, browse_lw_callback, (void *) filelist);
417 filelist->updated = FALSE;
418 }
419 else
420 {
421 lw->flags = LW_HIDE_CURSOR;
422 list_window_paint(lw, lw_search_help_callback, NULL);
423 if( !MPD_VERSION_LT(c, 0, 12, 0) )
424 g_strdup_printf("Advanced search disabled (MPD version < 0.12.0");
425 // wmove(lw->w, 0, 0);
426 //wclrtobot(lw->w);
427 }
428 wnoutrefresh(lw->w);
429 }
431 static void
432 update(screen_t *screen, mpdclient_t *c)
433 {
434 if( filelist==NULL || filelist->updated )
435 {
436 paint(screen, c);
437 return;
438 }
439 list_window_paint(lw, browse_lw_callback, (void *) filelist);
440 wnoutrefresh(lw->w);
441 }
443 static const char *
444 get_title(char *str, size_t size)
445 {
446 if( advanced_search_mode && pattern )
447 g_snprintf(str, size, _("Search: %s"), pattern);
448 else if( pattern )
449 g_snprintf(str, size,
450 _("Search: Results for %s [%s]"),
451 pattern,
452 _(mode[options.search_mode].label));
453 else
454 g_snprintf(str, size, _("Search: Press %s for a new search [%s]"),
455 get_key_names(CMD_SCREEN_SEARCH,0),
456 _(mode[options.search_mode].label));
458 return str;
459 }
461 static list_window_t *
462 get_filelist_window(void)
463 {
464 return lw;
465 }
467 static int
468 search_cmd(screen_t *screen, mpdclient_t *c, command_t cmd)
469 {
470 switch(cmd)
471 {
472 case CMD_PLAY:
473 browse_handle_enter(screen, c, lw, filelist);
474 return 1;
476 case CMD_SELECT:
477 if( browse_handle_select(screen, c, lw, filelist) == 0 )
478 {
479 /* continue and select next item... */
480 cmd = CMD_LIST_NEXT;
481 }
482 /* call list_window_cmd to go to the next item */
483 return list_window_cmd(lw, filelist->length, cmd);
485 case CMD_SELECT_ALL:
486 browse_handle_select_all (screen, c, lw, filelist);
487 paint (screen, c);
488 return 0;
490 case CMD_SEARCH_MODE:
491 options.search_mode++;
492 if( mode[options.search_mode].label == NULL )
493 options.search_mode = 0;
494 screen_status_printf(_("Search mode: %s"),
495 _(mode[options.search_mode].label));
496 /* continue and update... */
497 case CMD_SCREEN_UPDATE:
498 if( pattern )
499 {
500 search_clear(screen, c, FALSE);
501 filelist = filelist_search(c,
502 FALSE,
503 mode[options.search_mode].table,
504 pattern);
505 sync_highlights(c, filelist);
506 }
507 return 1;
509 case CMD_SCREEN_SEARCH:
510 search_new(screen, c);
511 return 1;
513 case CMD_CLEAR:
514 search_clear(screen, c, TRUE);
515 list_window_reset(lw);
516 return 1;
518 case CMD_LIST_FIND:
519 case CMD_LIST_RFIND:
520 case CMD_LIST_FIND_NEXT:
521 case CMD_LIST_RFIND_NEXT:
522 if( filelist )
523 return screen_find(screen,
524 lw, filelist->length,
525 cmd, browse_lw_callback, (void *) filelist);
526 else
527 return 1;
529 case CMD_MOUSE_EVENT:
530 return browse_handle_mouse_event(screen,c,lw,filelist);
532 default:
533 if( filelist )
534 return list_window_cmd(lw, filelist->length, cmd);
535 }
537 return 0;
538 }
540 const struct screen_functions screen_search = {
541 .init = init,
542 .exit = quit,
543 .open = open,
544 .close = close,
545 .resize = resize,
546 .paint = paint,
547 .update = update,
548 .cmd = search_cmd,
549 .get_lw = get_filelist_window,
550 .get_title = get_title,
551 };
553 #endif /* ENABLE_SEARCH_SCREEN */